Guest Stars Gerard Plunkett as Senator James Van Horn JR Bourne as CIA Agent Edwards Ravil Isyanov as Timur Vasiliev Co Starring Chris Shields as Special Agent Fisher Chris Eastman as CSI Investigator Karen Holness as Diane Broyles Megan Charpentier as Tara Michelle Harrison as Natalie Dancik Dean Monroe McKenzie as Rob Angela Moore as Another Nurse Johanna Marlowe as Nurse Maxine Veena Sood as HR Head Linda Ko as Nurse Darla Yaroslav Poverlo as Aleks Vasiliev Joe Towne as Randy Dancik Blaine Anderson as CSI Officer Jeanettea Antonio as Hospital Security Charisse Baker as Tara's Mother Linnea Johnson as Nurse #1 D. Neil Mark as ND Agent #2 Matteo Mazziotti as Boy in Restaurant Uncredited Michael Cerveris as September